Add 15/90 and 98/54
1st number: 15/90, 2nd number: 1 44/54
15/90 + 98/54 is 107/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
15/90 = 15 × 3/90 × 3 = 45/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
98/54 = 98 × 5/54 × 5 = 490/270 - Add the two like fractions:
45/270 + 490/270 = 45 + 490/270 = 535/270 - 535/270 simplified gives 107/54
- So, 15/90 + 98/54 = 107/54
In mixed form: 153/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/90+98/54 45/90+98/54 75/90+98/54